Terry Gross

Composer Erran Baron Cohen's latest CD offers a new take on traditional sounds. He talks about the album — and about collaborating with his brother Sacha Baron Cohen on the movie Borat.

Bioethicist Arthur Caplan discusses the health care challenges facing the Obama administration. A professor of Bioethics at The University of Pennsylvania, Caplan was recently named one of the ten most influential people in science by Discover Magazine.

Food historian Anne Mendelson examines how varieties of animal milk have been processed and consumed since antiquity in her new book, Milk: The Surprising Story of Milk through the Ages.